CodeGen, IR: Add target-{cpu,features} attributes to functions created via createWithDefaultAttr().#96721

pcc merged 2 commits intomainllvm/llvm-project:mainfrom

users/pcc/spr/codegen-ir-add-target-cpufeatures-attributes-to-functions-created-via-createwithdefaultattrllvm/llvm-project:users/pcc/spr/codegen-ir-add-target-cpufeatures-attributes-to-functions-created-via-createwithdefaultattrCopy head branch name to clipboard